package com.pace.ribbon.day01;import org.aspectj.lang.ProceedingJoinPoint;/** * @Auther: sky * @Date: 2019/3/23 23:54 * @Description:切面类 */public class TransactionDemo {    //前置通知    public void startTransaction() {        System.out.println("begin transaction ");    }    //后置通知    public void commitTransaction() {        System.out.println("commit transaction ");    }}